2040742 has 8 divisors (see below), whose sum is σ = 3339432. Its totient is φ = 927600.

The previous prime is 2040719. The next prime is 2040743. The reversal of 2040742 is 2470402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46359 + ... + 46402.

It is an arithmetic number, because the mean of its divisors is an integer number (417429).

2^2040742 is an apocalyptic number.

2040742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2040742 is a deficient number, since it is larger than the sum of its proper divisors (1298690).

2040742 is a wasteful number, since it uses less digits than its factorization.

2040742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92774.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 2040742 is about 1428.5454140488. The cubic root of 2040742 is about 126.8418889225.

It can be divided in two parts, 20407 and 42, that added together give a square (20449 = 143²).

The spelling of 2040742 in words is "two million, forty thousand, seven hundred forty-two".